package test.other;

import org.junit.Test;

public class testStringBuff {

	@Test
	public void handleNull(){
		StringBuffer sBuffer=new StringBuffer();
		sBuffer.append("a");
		System.out.println(sBuffer);
		String nullString=null;
		sBuffer.append(nullString);
		System.out.println(sBuffer);
		
	}
}
